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CVE-2019-5427

Good to know:

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Date: April 22, 2019

c3p0 version < 0.9.5.4 may be exploited by a billion laughs attack when loading XML configuration due to missing protections against recursive entity expansion when loading configuration.

Language: Java

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2019-5427
https://www.oracle.com/security-alerts/cpuapr2020.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFIVX6HOVNLAM7W3SUAMHYRNLCVQSAWR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQ47OFV57Y2DAHMGA5H3JOL4WHRWRFN4/
https://www.oracle.com/security-alerts/cpuoct2020.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFIVX6HOVNLAM7W3SUAMHYRNLCVQSAWR
https://www.oracle.com/security-alerts/cpujul2020.html
https://hackerone.com/reports/509315
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.oracle.com/security-alerts/cpujan2021.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQ47OFV57Y2DAHMGA5H3JOL4WHRWRFN4
https://www.mend.io/vulnerability-database/CVE-2019-5427

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

CWE-776

Top Fix

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Upgrade Version

Upgrade to version org.apache.servicemix.bundles:org.apache.servicemix.bundles.c3p0:0.9.5.4_1;com.mchange:c3p0:0.9.5.4;org.infinispan:infinispan-embedded:9.0.0.Alpha1;c3p0:c3p0:no_fix;c3p0:c3p0:no_fix;org.infinispan:infinispan-gridfs-webdav:9.0.0.Alpha1;org.infinispan:infinispan-gridfs-webdav:9.0.0.Alpha1;org.infinispan:infinispan-gridfs-webdav:9.0.0.Alpha1

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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